package com.lmz.common.valid;

import com.lmz.common.annotation.ListValue;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue, Integer> {
    private Set<Integer> set = new HashSet<>();

    //初始化方法，拿到详细信息
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] value = constraintAnnotation.value();
        for (int i : value) {
            set.add(i);
        }
    }

    //判断是否校验成功,value是需要校验的值
    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(value);
    }
}